[lld] [lld][ELF] Extend profile guided function ordering to ELF binaries (PR #117514)

[Ellis Hoag via llvm-commits]

ellishg wrote:

Thanks for the PR! I'll try to take a look, but I might not get to it until next week because Thursday is Thanksgiving. I'll also assign a few reviewers that might be interested in taking a look.

https://github.com/llvm/llvm-project/pull/117514